Annals of laboratory medicine
Molecular and Microbiological Characteristics of Uropathogenic Escherichia coli Harboring CTX-M-55.
Heejeong Kwon, Jeoungyeon Kim, Jinnam Kim, Se Yoon Park, Choseok Yoon, Yangsoon Lee, Bongyoung Kim
Published: 202610.3343/alm.2025.0288
Abstract
The extended-spectrum β-lactamase (ESBL) CTX-M-55, a CTX-M-15 variant distinguished by an amino-acid substitution (Ala77Val), has enhanced enzymatic activity due to higher structural stability. In Korea, CTX-M-55 remains insufficiently characterized,…
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